Granny Annexe - Installed in Stevenage, Hertfordshire

A granny annexe we installed in Stevenage, Hertfordshire. Depending on its design and intended use, an annexe may require full planning permission. Where this isn’t needed, we recommend a Lawful Development Certificate to confirm the proposed use is lawful. We manage either application for you. Read do granny annexes need planning permission? or explore our granny annexes.